PLEASE HELP ASAP!! Which sentence uses brackets correctly?

One of the author’s purposes in the code book is to explain different types of codebreaking to his readers. which line best demonstrates this purpose? a theoretical breakthrough would be a fundamentally new way of finding alice's private key mathematicians have been studying factoring for centuries, and modern factoring techniques are not significantly better than ancient techniques a more recent development is the so-called tempest attack, which aims to detect the electromagnetic signals emitted . . in a computer's display unit if scientists could build a quantum computer, it would be able to perform calculations with . . enormous speed

Dylan is of course enormously influential. springsteen, who referred to him as “the father of my country” in his new born to run memoir, is one of many who were once known as “new dylans.” every singer-songwriter with a personal story to tell owes him a debt, and hearing the above lines read or sung aloud, with their knack for internal rhyme, call up inevitable parallels to the dense playful language of rap. –“dylan's nobel prize settles debate: rock lyrics are poetry,” dan deluca which piece of evidence supports the claim that dylan’s rock lyrics are like poetry? he is enormously influential. his lyrics feature internal rhyme. singer-songwriters owe him a debt. someone called him “the father of my country.”

Which element relies on logic, credibility, and emotion? (5 points) rhetorical devices theme statements purpose statements thesis statements